radar astronomy

15 LETTERS · STARTS WITH R

radar astronomy is a valid 15-letter word worth 20 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

R1A1D2A1R1A1S1T1R1O1N1O1M3Y4

1 + 1 + 2 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 3 + 4 =20 PTS

DOUBLE WORD → 40TRIPLE WORD → 60

MEANING

What does radar astronomy mean?